National Museum of Nuclear Science & History
J. P. Clark worked for the Roane-Anderson Company.
Philip G. Koontz was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Nally worked at the 300 Area at Hanford during the Manhattan Project.
Dodson Marrs worked in carpentry and concrete work at Oak Ridge, Tennessee as a part of the Manhattan Project.